$(function () {
    $("#del").click(function () {
        $(this).parent().parent().remove();
    })
    $("#dropdown").mouseenter(function () {
        $(this).css("background","#fff")
        $(this).css("border-bottom","2px solid #fff")
        $("#wdjd").css("display","block"); 
    })
    $("#dropdown").mouseleave(function () {
        $(this).css("background","#e3e4e5")
        $(this).css("border-bottom","#e3e4e5")
        $("#wdjd").css("display","none");
    })
})